Hi everyone.
I got my gas bill for the period of 12/20/2013 - 1/22/2014; this period includes the polar vortex and the rest of the extra cold month.
In that period we used 72.42 therms or 2.19 therms per day. That comes to 9125 btu/hour average.
What would you guys suggest as a GSHP size?
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